107  
CDUS43 KLOT 090645  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST TUE FEB 9 2010  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR FEBRUARY 8 2010
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1893 TO 2010  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 30 201 PM 58 1990 31 -1 38  
MINIMUM 18 752 AM -20 1985 14 4 30  
AVERAGE 24 22 2 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.75 1894 0.04 0.06 0.00  
MONTH TO DATE 0.19 0.32 -0.13 T  
SINCE DEC 1 4.59 3.79 0.80 4.82  
SINCE JAN 1 1.04 1.73 -0.69 0.81  
 
SNOWFALL (IN)  
YESTERDAY 2.4 4.0 1940 0.3 2.1 0.0  
MONTH TO DATE 5.0 2.4 2.6 T  
SINCE DEC 1 37.3 23.5 13.8 41.5  
SINCE JUL 1 37.8 26.2 11.6 46.7  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 43 -2 31  
MONTH TO DATE 316 352 -36 345  
SINCE DEC 1 3037 3026 11 3330  
SINCE JUL 1 4332 4457 -125 4576  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 600 AM  
LOWEST 58 300 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 54 1925  
MINIMUM TEMPERATURE (F) 14 -25 1933  
 
 
SUNRISE AND SUNSET  
FEBRUARY 9 2010......SUNRISE 700 AM CST SUNSET 521 PM CST  
FEBRUARY 10 2010......SUNRISE 659 AM CST SUNSET 523 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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